X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Cubic Lipid Phase
pH 5.6
Temperature 295.0
Details mono-olein, potassium phosphate, pH 5.60, CUBIC LIPID PHASE, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 60.91 α = 90
b = 60.91 β = 90
c = 108.57 γ = 120
Symmetry
Space Group P 63

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM -- 2002-06-27
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 8.2.1 0.979 ALS 8.2.1

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
1.52 25 92.1 0.043 -- -- -- 36506 36506 -- -3.0 --
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
1.52 1.56 80.7 0.62 -- 3.7 -- --

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
MOLECULAR REPLACEMENT 1.52 25.0 -- 0.0 36491 30220 1839 92.1 -- 0.1754 -- 0.2073 THIN SHELLS
RMS Deviations
Key Refinement Restraint Deviation
s_from_restr_planes 0.0229
s_bond_d 0.015
s_anti_bump_dis_restr 0.043
s_non_zero_chiral_vol 0.047
s_angle_d 0.047
s_zero_chiral_vol 0.048
Coordinate Error
Parameter Value
Number Disordered Residues 233.0
Occupancy Sum Hydrogen 0.0
Occupancy Sum Non Hydrogen 2073.79
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1720
Nucleic Acid Atoms 0
Heterogen Atoms 329
Solvent Atoms 25

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
SHELXL-97 model building
SHELXL-97 refinement
SHELXL-97 phasing